fix

Author: rainyl

.github/workflows/test_publish.yml

@@ -32,6 +32,9 @@ jobs:
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v4
+      - name: setup
+        run: |
+          choco install ninja
       - uses: nttld/setup-ndk@v1
         id: setup-ndk
         with:
@@ -48,6 +51,9 @@ jobs:
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v4
+      - name: setup
+        run: |
+          brew install ninja
       - uses: nttld/setup-ndk@v1
         id: setup-ndk
         with:

example/add/lib/src/hook_helpers/hook_helpers.dart

@@ -10,7 +10,7 @@ Future<void> runBuild(BuildInput input, BuildOutputBuilder output, Uri sourceDir
     sourceDir: sourceDir,
     buildMode: BuildMode.release,
     defines: {
-      'CMAKE_INSTALL_PREFIX': '${input.outputDirectory.toFilePath()}/install',
+      'CMAKE_INSTALL_PREFIX': input.outputDirectory.resolve('install').toFilePath(),
     },
     targets: ['install'],
   );